Unda Oafh is the ridiculous facial expression that boxers, Boston terriers and pugs have with their African American lazy eyes and flat wide noses. Unda Oafh was a phrased by OJ Simpson when he was sworn in during his testimony, showing his very Afro-American featured and glazed over lazy eyes.
Bro 1: WTF IS WRONG WITH THAT DOG??? HE IS LOOKING IN TWO DIRECTIONS!!!!
Bro 2: Aww shit man, he just unda oafh.